[Improvement] Creation of folders takes a really long time

[tprudentova]

0.12.0, tested on Safari, Firefox, Opera; mail.stg.lin-saas.com

1. Click Create a folder
2. Enter a name -> create
3. Creation takes agesss, around a minute for me

(Spoilers ahead, the whole video is me patiently waiting :D)

https://github.com/user-attachments/assets/ac3f6587-30bb-4093-8d7b-495dbea3c3f7